package day14;

/**
 * @author oldliu
 * @since 1.0
 */
public class TestE {
    public static void main(String[] args) {
        try {
            int a = 10 / 0;
            Object o=null;
            try {
                System.out.println(o.toString());
            }catch (Exception ee){
                ee.printStackTrace();
            }
        }catch (Exception e){
            e.printStackTrace();
            try {
                int b = 20 / 0;
            }catch (Exception e2){
                e.printStackTrace();
            }
        }
    }
}
